5. Roof top garden.

Gary Friedman / Los Angeles Times

So far Hoffman has bought all his seedlings from Jimmy Williams of Hayground Organic Gardening, which sells plants at the Hollywood and Santa Monica farmers markets. Their nursery is on a rooftop in Hollywood, so we thought if it could grow there, it could grow here, Hoffman said.

So far Hoffman has bought all his seedlings from Jimmy Williams of Hayground Organic Gardening, which sells plants at the Hollywood and Santa Monica farmers markets. Their nursery is on a rooftop in Hollywood, so we thought if it could grow there, it could grow here, Hoffman said. (Gary Friedman / Los Angeles Times)

So far Hoffman has bought all his seedlings from Jimmy Williams of Hayground Organic Gardening, which sells plants at the Hollywood and Santa Monica farmers markets. Their nursery is on a rooftop in Hollywood, so we thought if it could grow there, it could grow here, Hoffman said.